Carol Stream Sales Tax Calculator
The combined sales tax rate in Carol Stream, Illinois is 8.25% in 2026 — a 6.25% Illinois state rate plus 2% in local add-ons. That is the 37th lowest rate of the 122 Illinois cities we track, and it runs below Illinois's 8.92% average. On a $100 purchase that's $8.25 in tax for a $108.25 total.
$100.00 total
Before tax: $100.00 · Sales tax: $0.00 (0%)
State & average combined rates: Tax Foundation 2026. Local rates vary by city/county — adjust the rate for an exact figure. How we calculate →
Carol Stream sales tax rate in 2026
Carol Stream charges a combined sales tax rate of 8.25%: the Illinois statewide base of 6.25% plus 2% in city and county add-ons. Carol Stream is in Dupage County.
That local add-on is set by Carol Stream and the taxing districts that overlap it, which is why neighboring cities in Illinois can charge a different total even a few miles apart.
Carol Stream vs the rest of Illinois
At 8.25%, Carol Stream runs below Illinois's 8.92% statewide average combined rate by 0.67%. Among the 122 Illinois cities we track by combined rate, Carol Stream ranks the 37th lowest.
That makes Carol Stream comparatively light on sales tax for Illinois, though it's still well above zero.
Sales tax examples in Carol Stream
At Carol Stream's 8.25% combined rate:
$100 → $8.25 tax, $108.25 total · $1,000 → $82.50 tax, $1,082.50 total · $25,000 car purchase → $2,063 tax, $27,063 total.
Working backwards: a $1,080.00 receipt total in Carol Stream means the pre-tax price was $997.69 and $82.31 was tax — use “Remove tax” mode above to reverse any total instantly.
A note on Carol Stream's exact rate
The 8.25% rate applies within Carol Stream's official city limits as published by Illinois DOR — Tax Rate Finder. Addresses with a Carol Stream mailing address but outside the incorporated city line — a common situation on the edges of any city — can fall under a different, usually lower, rate.
For an address-exact rate, use the official lookup tool: Illinois DOR — Tax Rate Finder. This calculator pre-fills the published city-limits rate as a reliable starting point.
Carol Stream sales tax — frequently asked questions
What is the sales tax rate in Carol Stream, Illinois?
Carol Stream's combined sales tax rate is 8.25% in 2026 — 6.25% Illinois state tax plus 2% in local add-ons. That's the 37th lowest rate of the 122 Illinois cities we track.
How much is sales tax on $100 in Carol Stream?
At Carol Stream's 8.25% rate, sales tax on a $100 purchase is $8.25, for a $108.25 total.
How much sales tax will I pay on a $25,000 car in Carol Stream?
At Carol Stream's 8.25% combined rate, sales tax on a $25,000 vehicle purchase is about $2,063, for a $27,063 total before any trade-in credit or registration fees.
Is Carol Stream's sales tax higher or lower than the Illinois average?
Carol Stream runs below Illinois's 8.92% statewide average by 0.67%, ranking the 37th lowest of the 122 Illinois cities we track.
How do I calculate sales tax backwards from a total in Carol Stream?
Divide the total by 1 plus the rate. A $1,080.00 total in Carol Stream works back to a $997.69 pre-tax price and $82.31 of tax. Use “Remove tax” mode above to do this automatically.
Does Carol Stream's sales tax rate apply everywhere in the Carol Stream area?
The 8.25% rate applies within Carol Stream's official city limits. Nearby addresses outside the incorporated boundary can be taxed at a different rate — check Illinois DOR — Tax Rate Finder for an address-exact figure.
Compare nearby cities in Illinois
See all 122 Illinois cities ranked by combined sales tax rate, or compare:
Researched & verified by the Calcuris Data & Research Team. How we build and check our tools →